TOAMA725F - TOA MA725F Class D Multi Channel Matrix Amplifier 250W 70V or 100V Image 1

TOAMA725F - TOA MA725F Class D Multi Channel Matrix Amplifier 250W 70V or 100V Image 2

The MA-725F matrix amplifier is an all in one solution for multi channel or multi zone applications combining a 6×4 audio matrix, DSP and 4ch Class-D amplifier in to one chassis. It is equipped with 4 independent line inputs, 2 MIC/LIBE priority line inputs. Each output has independent DSP preset adjustment with input source matrix selection. It features high power and various inputs capabilities. It’s wide range of applications include general or emergency announcement and background music for restaurants, pubs, retail stores, schools and offices.

Product Features

All-in-one solution for multi-channel or multi-zone applications
6 x 4 audio matrix, DSP and 4ch Class-D amplifier in one chassis
4 independent line inputs, 2 MIC/LINE priority inputs
Each output with independent DSP preset adjustment with input source matrix selection
High power (250 W x 4 at 70 V/100 V) and various inputs capabilities
Uses include announcements and background music for restaurants, pubs, retail stores, schools and offices

Product Specifications

General

Power Source: 100-240V AC, 50/60Hz
Power Consumption: 1350W (rated output)
Frequency Response:
- SPEAKER OUT: 20Hz -20kHz (+/-1.5dB, LPF OFF)
- LINE OUT: 20Hz – 20kHz (+/-1.5dB)
Input:
- Priority input: PRIORITY 1-2 Mic -60dB/Line -10dB selectable, 2.2kOhms, electronically balanced, removable terminal block
- Audio input: LINE 1-4: -10dB, 10kOhms, unbalanced, 2 RCA jacks x4 pairs (stereo summing)
Rated Output Power: 250W x 4 channel: 70V line (20 Ohm)/100V line (40 Ohms)
Output:
- Speaker output: CH 1-4: 70V (20 Ohms), 100V (40 Ohms), removable terminal block(2P x4)
- Line Output: CH 1-4: 0dB, 600 Ohm, unbalanced, RCA jack x4; MOH output 0dB, 600 Ohms, transformer balanced, removable terminal block (3P x1)
Speaker EQ:Selectable 16 presets x4 banks, each preset has 8 filters, each filter is PEQ/HPF/LPF selectable
S/N Ratio:
- Mic:60dB or more
- Line: 75dB or more (A weighted)
Muting: Manual mute/ Automatic Mute
Mute Hold Time: 50ms – 10 seconds, adjustable
Control:
- Power: Power switch (push switch, delayed operation), Power remote terminal (removable terminal block)
- Priority 1-2: input level selector (Dip SWx1-REAR), Gain control (Recessed potentiometer-REAR) Output assign (Dip Swx4-REAR), mute sense (Potentiometer-REAR) Manual mute (removable terminal block-REAR), mute hold time (Potentiometer-REAR) Priority mix (Slide SW-REAR);
- Line 1-4: Gain control (Recessed potentiometer-REAR), Output prohibition (dip SWc4-REAR);
- Output 1-4: AUDIO selector (push button x4 x4-FRONT), Output volume (normal volume knob x4-FRONT) 70V/100V (slide SWx4 -REAR), High pass filter (Slide SWx4 -REAR Speaker EQ bank (Dip SWx2-REAR), Speaker EQ (Recessed rotary encoder-REAR);
- Remote 1-4: Wall panel connection (RJ-45-REAR, for AUDIO selection and output volume attenuation) Remote link (Slide SW x2-REAR)
Indicators:
- Power: Power LED (blue-Front)
- Priority 1-2: signal (green)
- LINE 1-4: Signal (green)
- OUTPUT 1-4: Priority LED (Green x2 x4-FRONT) REMOTE LED (Yellow x1 x4-FRONT), LIBE 1-4 LED (Green x4 x4-FRONT), Peak LED (Red x1 x4-FRONT), Protect LED (Red x1 x4-FRONT)
Operating Temperature: 0-40°C
Operating Humidity: 35% to 80% RH (no condensation)
Finish:
- Panel: Aluminium black
- Case: Steel plate, black, paint